hi,i have table in sql sever 2008(having count is 15668050),my table pkey is ACID+ACCT_POA_AS_SRL_NUM+BANK_IDusing this key i want to know the duplicate valuse in the tablei have tried few queries. but i didn't get the solution.----SELECT ACID+ACCT_POA_AS_SRL_NUM+BANK_ID, COUNT(*) TotalCountFROM abc GROUP BY ACID+ACCT_POA_AS_SRL_NUM+BANK_IDHAVING COUNT(*) > 1ORDER BY COUNT(*) DESC----------